/* ============================================================
   CARS HELPING KIDS — shared design system (navy / red / white)
============================================================ */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --navy:#0a2540;
  --navy-2:#143057;
  --navy-deep:#051730;
  --red:#dc2626;
  --red-2:#b91c1c;
  --red-deep:#7f1313;
  --red-soft:#fee2e2;
  --white:#ffffff;
  --paper:#ffffff;
  --cream:#faf7f0;
  --cream-2:#f3eee2;
  --ink:#0a2540;
  --ash:#54607a;
  --ash-2:#6b7280;
  --rule:#e6e8ee;
  --rule-2:#cbd0db;
  --rule-dark:#1c3559;
  --green:#15803d;
  --gold:#facc15;
  --shadow-md: 0 4px 20px -4px rgba(10,37,64,.10), 0 1px 0 rgba(10,37,64,.04);
  --shadow-lg: 0 24px 60px -16px rgba(10,37,64,.22), 0 4px 12px -4px rgba(10,37,64,.08);
  --shadow-red: 0 8px 22px -6px rgba(220,38,38,.5);
  --ease: cubic-bezier(.2,.8,.25,1);
}
html{scroll-behavior:smooth;scroll-padding-top:96px}
section[id]{scroll-margin-top:96px}
body{
  font-family:'Inter',system-ui,-apple-system,sans-serif;
  color:var(--ink);
  background:var(--cream);
  -webkit-font-smoothing:antialiased;
  line-height:1.5;
  overflow-x:hidden;
  font-feature-settings:"cv11","ss01","ss03";
}
h1,h2,h3,h4{
  font-family:'Anton','Inter',sans-serif;
  font-weight:400;
  letter-spacing:0;
  line-height:.95;
  color:var(--navy);
  text-transform:uppercase;
}
h2{letter-spacing:-.005em}
.script{font-family:'Caveat',cursive;font-weight:700;letter-spacing:0;text-transform:none}
.serif-i{font-family:'Caveat',cursive;font-weight:700;font-style:normal;letter-spacing:0;text-transform:none}
.mono{font-family:'JetBrains Mono',ui-monospace,monospace;letter-spacing:-.02em}
a{color:inherit;text-decoration:none}
img,svg{max-width:100%;display:block}
.container{width:min(1240px, 92%);margin-inline:auto}
.container-tight{width:min(960px, 92%);margin-inline:auto}
.container-narrow{width:min(720px, 92%);margin-inline:auto}
.red{color:var(--red)}
.navy{color:var(--navy)}
.label{font-family:'Inter';font-weight:700;font-size:.74rem;letter-spacing:.2em;text-transform:uppercase}
.reveal{opacity:0;transform:translateY(20px);transition:opacity .8s var(--ease), transform .8s var(--ease)}
.reveal.in{opacity:1;transform:none}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

/* TOP STRIP */
.topstrip{background:var(--navy);color:#cdd9ee;font-size:.78rem;font-weight:600;letter-spacing:.02em;border-bottom:3px solid var(--red)}
.topstrip .container{display:flex;justify-content:space-between;align-items:center;padding:.55rem 0;flex-wrap:wrap;gap:.5rem}
.topstrip strong{color:var(--white)}
.topstrip a{color:var(--white);font-weight:700;text-decoration:underline;text-decoration-color:rgba(255,255,255,.4);text-underline-offset:3px}
.topstrip a:hover{color:#ffd9d9;text-decoration-color:var(--red)}

/* NAV */
header.nav{position:sticky;top:0;z-index:80;background:var(--white);color:var(--navy);transition:box-shadow .25s var(--ease);border-bottom:1px solid var(--rule)}
header.nav.scrolled{box-shadow:0 8px 30px -10px rgba(10,37,64,.18)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;padding:.85rem 0;gap:1rem;position:relative}

.brand{display:flex;align-items:center;gap:.85rem;color:var(--navy);text-decoration:none}
.brand-text{line-height:.95}
.brand-text .name{
  font-family:'Anton','Inter';font-weight:400;
  font-size:clamp(1.5rem, 2.4vw, 1.85rem);
  letter-spacing:.005em;color:var(--navy);text-transform:uppercase;
  display:block;line-height:.92;
}
.brand-text .name em{font-style:normal;color:var(--red);font-family:'Anton';font-weight:400}
.brand-text .sub{
  font-family:'Inter';font-size:.66rem;color:var(--ash);
  letter-spacing:.1em;text-transform:uppercase;font-weight:700;
  display:block;margin-top:.35rem;
}
.brand-text .sub b{color:var(--navy);font-weight:800}
@media (max-width:720px){.brand-text .name{font-size:1.4rem}.brand-text .sub{font-size:.6rem}}

nav.menu{display:flex;align-items:center;gap:.15rem;font-family:'Inter';font-weight:700;font-size:.86rem;letter-spacing:.06em;text-transform:uppercase}
nav.menu .menuitem{position:relative}
nav.menu .menuitem > a, nav.menu .menuitem > button{
  display:inline-flex;align-items:center;gap:.35rem;padding:.7rem .9rem;color:var(--navy);
  background:transparent;border:none;cursor:pointer;font:inherit;letter-spacing:inherit;text-transform:inherit;
  border-radius:6px;transition:color .2s var(--ease), background .2s var(--ease);position:relative;
  white-space:nowrap;
}
nav.menu .menuitem > a::after, nav.menu .menuitem > button::after{
  content:"";position:absolute;left:.9rem;right:.9rem;bottom:.45rem;height:2px;background:var(--red);
  transform:scaleX(0);transform-origin:left;transition:transform .25s var(--ease);
}
nav.menu .menuitem > a:hover::after, nav.menu .menuitem > button:hover::after, nav.menu .menuitem.open > button::after{transform:scaleX(1)}
nav.menu .menuitem > a:hover, nav.menu .menuitem > button:hover, nav.menu .menuitem.open > button{color:var(--red)}
nav.menu .caret{width:10px;height:10px;transition:transform .25s var(--ease)}
nav.menu .menuitem.open .caret{transform:rotate(180deg)}

/* MEGA */
.mega{
  position:absolute;top:calc(100% + 6px);left:50%;transform:translate(-50%, -8px);
  background:var(--white);color:var(--navy);
  width:min(720px, 92vw);
  border:1px solid var(--rule);border-radius:14px;
  box-shadow:0 30px 80px -10px rgba(10,37,64,.25);
  padding:1.2rem;
  opacity:0;pointer-events:none;
  transition:opacity .25s var(--ease), transform .3s var(--ease);
  z-index:90;
}
nav.menu .menuitem.open .mega{opacity:1;pointer-events:auto;transform:translate(-50%, 0)}
.mega-grid{display:grid;grid-template-columns:repeat(3, 1fr);gap:.4rem}
.mega a{
  display:flex;align-items:flex-start;gap:.85rem;padding:.85rem;border-radius:10px;
  color:var(--navy);text-transform:none;letter-spacing:0;font-weight:500;font-size:.95rem;
  transition:background .2s var(--ease), transform .2s var(--ease);
  border:1px solid transparent;
}
.mega a:hover{background:var(--cream);border-color:var(--rule);transform:translateX(2px)}
.mega a:hover .mega-icon{background:var(--red);color:var(--white)}
.mega-icon{
  width:42px;height:42px;border-radius:50%;background:var(--red-soft);color:var(--red);
  display:grid;place-items:center;flex-shrink:0;transition:background .2s var(--ease), color .2s var(--ease);
}
.mega-icon svg{width:22px;height:22px}
.mega .mega-title{display:block;font-weight:800;font-size:.98rem;color:var(--navy);margin-bottom:.15rem;font-family:'Inter'}
.mega .mega-sub{display:block;font-size:.82rem;color:var(--ash);line-height:1.35;font-weight:400}
.mega-foot{
  border-top:1px solid var(--rule);margin-top:.8rem;padding-top:.85rem;
  display:flex;justify-content:space-between;align-items:center;gap:1rem;font-size:.85rem;color:var(--ash);
}
.mega-foot a{color:var(--red);font-weight:700;text-decoration:underline;text-decoration-color:rgba(220,38,38,.3);text-underline-offset:3px}
.mega-foot a:hover{text-decoration-color:var(--red)}
.mega-foot strong{color:var(--navy)}

.nav-cta{display:flex;gap:.6rem;align-items:center}
.menu-toggle{display:none;width:42px;height:42px;border-radius:8px;background:transparent;border:1.5px solid var(--rule);color:var(--navy);cursor:pointer;align-items:center;justify-content:center}

/* BUTTONS */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.55rem;
  padding:.85rem 1.4rem;font-family:'Inter';font-weight:800;font-size:.85rem;
  letter-spacing:.08em;text-transform:uppercase;
  border-radius:999px;border:2px solid transparent;
  cursor:pointer;text-decoration:none;
  transition:transform .35s var(--ease), background .2s var(--ease), color .2s var(--ease), border-color .2s var(--ease), box-shadow .25s var(--ease);
  white-space:nowrap;will-change:transform;
}
.btn-red{background:var(--red);color:var(--white);box-shadow:var(--shadow-red)}
.btn-red:hover{background:var(--red-2);box-shadow:0 12px 30px -6px rgba(220,38,38,.6)}
.btn-navy{background:var(--navy);color:var(--white)}
.btn-navy:hover{background:var(--navy-2);color:var(--white)}
.btn-ghost-light{background:transparent;color:var(--white);border-color:var(--white)}
.btn-ghost-light:hover{background:var(--white);color:var(--navy)}
.btn-ghost-dark{background:transparent;color:var(--navy);border-color:rgba(10,37,64,.25)}
.btn-ghost-dark:hover{border-color:var(--navy);background:rgba(10,37,64,.04)}
.btn-outline-red{background:transparent;color:var(--red);border-color:var(--red)}
.btn-outline-red:hover{background:var(--red);color:var(--white)}
.btn-outline-navy{background:transparent;color:var(--navy);border-color:var(--navy)}
.btn-outline-navy:hover{background:var(--navy);color:var(--white)}
.btn-lg{padding:1.05rem 1.7rem;font-size:.95rem}
.btn-arrow{display:inline-block;transition:transform .35s var(--ease);margin-left:.1rem}
.btn:hover .btn-arrow{transform:translateX(4px)}

/* SECTION HEADS */
.sec-eyebrow{
  display:inline-flex;align-items:center;gap:.55rem;
  color:var(--red);font-family:'Inter';font-weight:800;font-size:.78rem;
  letter-spacing:.2em;text-transform:uppercase;margin-bottom:1rem;
}
.sec-eyebrow::before{content:"";width:24px;height:2px;background:var(--red)}
.sec-h{
  font-family:'Anton','Inter';font-weight:400;font-size:clamp(2.4rem, 5.4vw, 4.6rem);
  text-transform:uppercase;letter-spacing:0;line-height:.95;color:var(--navy);max-width:18ch;
}
.sec-h em{font-style:normal;color:var(--red);font-family:'Anton'}
.sec-h .script{font-family:'Caveat';font-weight:700;font-size:.78em;color:var(--red);text-transform:none;letter-spacing:0;margin-left:.2em;line-height:1}
.sec-sub{margin-top:1rem;color:var(--ash);font-size:1.1rem;line-height:1.55;max-width:54ch}
.hero-tag{display:inline-flex;align-items:center;gap:.6rem;font-family:'Inter';font-size:.82rem;font-weight:700;color:var(--red);letter-spacing:.18em;text-transform:uppercase;margin-bottom:1.2rem}
.hero-tag::before{content:"";width:30px;height:2px;background:var(--red)}

/* RED FOOTER BAND (from flyer) */
.donate-band{
  background:var(--red);color:var(--white);padding:1.6rem 0;
  border-top:4px solid var(--navy);border-bottom:4px solid var(--navy);
  position:relative;
}
.donate-band .container{display:grid;grid-template-columns:repeat(4,1fr);gap:1.4rem;align-items:center}
.donate-band .cell{display:flex;align-items:center;gap:.85rem;border-right:1px solid rgba(255,255,255,.25);padding-right:1rem}
.donate-band .cell:last-child{border-right:0}
.donate-band .cell .icon{
  width:46px;height:46px;border-radius:50%;background:rgba(255,255,255,.18);
  display:grid;place-items:center;flex-shrink:0;color:var(--white);
}
.donate-band .cell .icon svg{width:22px;height:22px}
.donate-band .cell strong{display:block;font-family:'Anton','Inter';font-weight:400;font-size:1.55rem;text-transform:uppercase;letter-spacing:.01em;line-height:1}
.donate-band .cell .script-line{font-family:'Caveat';font-size:1.4rem;color:var(--white);line-height:1;margin-top:.15rem;font-weight:700}
.donate-band .cell small{display:block;font-size:.74rem;letter-spacing:.16em;text-transform:uppercase;color:rgba(255,255,255,.85);font-weight:700}
.donate-band .cell .data{font-family:'Anton','Inter';font-weight:400;font-size:1.45rem;text-transform:uppercase;letter-spacing:.01em;color:var(--white);line-height:1.05;margin-top:.15rem}
.donate-band .cell .data:hover{color:#ffd9d9}

/* FOOTER */
footer{background:var(--navy);color:#cfd8e6;padding:4rem 0 1.4rem;border-top:6px solid var(--red)}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:3rem;margin-bottom:2.5rem}
.foot-grid h3,.foot-grid h4{font-family:'Inter';font-weight:800;color:var(--red);font-size:.74rem;letter-spacing:.2em;text-transform:uppercase;margin-bottom:1rem}
.foot-grid ul{list-style:none}
.foot-grid li{margin-bottom:.55rem;font-size:.95rem}
.foot-grid a{color:#cfd8e6;text-decoration:none;transition:color .2s}
.foot-grid a:hover{color:var(--white)}
footer .brand{color:var(--white)}
footer .brand .brand-text .name{color:var(--white)}
footer .brand .brand-text .sub{color:#9ba9bf}
footer p.about{margin-top:1.2rem;font-size:1rem;color:#9ba9bf;line-height:1.6;max-width:36ch}
footer p.about strong{color:var(--white);font-weight:600}
.legal{
  border-top:1px solid var(--navy-2);padding-top:1.5rem;
  display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:1rem;
  font-size:.82rem;color:#7d8a9f;
}
.legal-stamps{display:flex;gap:.4rem;flex-wrap:wrap}
.legal-stamps span{
  background:transparent;color:#9ba9bf;
  border:1px solid var(--navy-2);padding:.3rem .6rem;
  font-size:.7rem;letter-spacing:.16em;text-transform:uppercase;font-weight:700;border-radius:4px;
}

/* MOBILE BAR */
.mbar{
  display:none;
  position:fixed;left:0;right:0;bottom:0;z-index:70;
  padding:.65rem .75rem .85rem;
  background:var(--navy);
  border-top:1px solid var(--navy-2);
  gap:.5rem;
}
.mbar a{
  flex:1;display:flex;align-items:center;justify-content:center;gap:.4rem;
  padding:.85rem;border-radius:999px;font-family:'Inter';font-weight:800;font-size:.85rem;letter-spacing:.06em;text-transform:uppercase;text-decoration:none;
}
.mbar .m-call{background:transparent;color:var(--white);border:2px solid rgba(255,255,255,.3)}
.mbar .m-donate{background:var(--red);color:var(--white)}
.mbar svg{width:18px;height:18px}

/* TABLET / iPad LANDSCAPE-ish (≤960px) — donate band collapses */
@media (max-width: 960px){
  .donate-band .container{grid-template-columns:1fr 1fr;gap:1rem}
  .donate-band .cell{border-right:0;border-bottom:1px solid rgba(255,255,255,.2);padding-bottom:.8rem}
  .donate-band .cell:last-child, .donate-band .cell:nth-last-child(2){border-bottom:0;padding-bottom:0}
}
/* iPad PORTRAIT / TABLET (≤860px) — nav collapses, mobile bar appears */
@media (max-width: 860px){
  .nav-cta .btn-outline-navy, .nav-cta .btn-outline-red, .nav-cta .btn-outline-gold{display:none}
  nav.menu{display:none;position:absolute;top:100%;left:0;right:0;background:var(--white);flex-direction:column;padding:1rem;border-bottom:1px solid var(--rule);box-shadow:0 12px 30px -10px rgba(10,37,64,.15);gap:.2rem;align-items:stretch;z-index:90}
  nav.menu.open{display:flex}
  nav.menu .menuitem > a, nav.menu .menuitem > button{width:100%;justify-content:flex-start;padding:.95rem 1rem;border-bottom:1px solid var(--rule)}
  nav.menu .menuitem:last-child > a{border-bottom:0}
  .menu-toggle{display:flex}
  .foot-grid{grid-template-columns:1fr 1fr;gap:2rem}
  .mbar{display:flex}
  body{padding-bottom:80px}
  .btn{min-height:48px}
}
/* PHONE (≤640px) */
@media (max-width: 640px){
  .topstrip{font-size:.72rem}
  .topstrip .container{flex-direction:column;text-align:center;gap:.2rem;padding:.5rem 0}
  .brand-text .name{font-size:1.35rem}
  .brand-text .sub{font-size:.6rem;letter-spacing:.06em}
  .nav-inner{padding:.75rem 0;gap:.5rem}
  .donate-band .cell{font-size:.92rem}
  .donate-band .cell .icon{width:38px;height:38px}
  .donate-band .cell .icon svg{width:18px;height:18px}
  .donate-band .cell strong{font-size:1.25rem}
  .donate-band .cell .data{font-size:1.15rem}
  .donate-band .cell .script-line{font-size:1.2rem}
}
/* SMALL PHONE (≤480px) */
@media (max-width: 480px){
  .donate-band .container{grid-template-columns:1fr}
  .donate-band .cell{border-right:0;border-bottom:1px solid rgba(255,255,255,.2);padding-bottom:.7rem;padding-right:0;flex-direction:column;align-items:center;text-align:center}
  .donate-band .cell:last-child{border-bottom:0;padding-bottom:0}
  .donate-band .cell .icon{margin:0 auto .3rem}
  .foot-grid{grid-template-columns:1fr}
  .topstrip .container{justify-content:center;text-align:center}
  .legal{justify-content:center;text-align:center}
  .nav-cta .btn{padding:.65rem 1rem;font-size:.78rem}
  .menu-toggle{width:38px;height:38px}
}
/* iOS — prevent zoom-on-focus by ensuring form fields are 16px+ */
@media (max-width: 720px){
  input:not([type=checkbox]):not([type=radio]), select, textarea{font-size:16px !important}
}

/* ============================================================
   SITE ENHANCEMENTS (sticky call, exit-intent, carousel, badges)
   ============================================================ */

/* Sticky mobile "Call Now" floating bar */
#chk-mobile-call{
  position:fixed;left:12px;right:12px;bottom:12px;z-index:9999;
  display:flex;align-items:center;gap:.7rem;
  background:var(--red);color:#fff;text-decoration:none;
  padding:.85rem 1.1rem;border-radius:14px;
  box-shadow:0 8px 24px rgba(220,38,38,.35),0 2px 6px rgba(0,0,0,.18);
  font-family:'Inter',sans-serif;font-weight:700;
  animation:chk-mc-in .3s cubic-bezier(.2,.7,.4,1.2);
}
#chk-mobile-call svg{width:24px;height:24px;flex-shrink:0}
#chk-mobile-call b{font-size:.95rem;letter-spacing:.02em;display:block;line-height:1.1}
#chk-mobile-call .num{font-family:'Anton',sans-serif;font-size:1.1rem;letter-spacing:.04em}
@keyframes chk-mc-in{from{transform:translateY(120%);opacity:0}to{transform:translateY(0);opacity:1}}
@media(min-width:721px){#chk-mobile-call{display:none}}

/* Exit-intent modal */
#chk-exit-modal{
  position:fixed;inset:0;z-index:10000;display:flex;align-items:center;justify-content:center;
  opacity:0;pointer-events:none;transition:opacity .2s ease;
}
#chk-exit-modal.show{opacity:1;pointer-events:auto}
.chk-exit-backdrop{position:absolute;inset:0;background:rgba(10,37,64,.74);backdrop-filter:blur(3px)}
.chk-exit-card{
  position:relative;z-index:1;background:#fff;max-width:520px;width:calc(100% - 32px);
  border-radius:18px;padding:2.2rem 2rem 1.6rem;box-shadow:0 30px 80px rgba(0,0,0,.4);
  transform:scale(.96);transition:transform .2s ease;
}
#chk-exit-modal.show .chk-exit-card{transform:scale(1)}
.chk-exit-close{
  position:absolute;top:.7rem;right:.9rem;background:none;border:none;
  font-size:2rem;font-weight:300;color:#94a3b8;cursor:pointer;line-height:1;
}
.chk-exit-close:hover{color:var(--red)}
.chk-exit-eyebrow{font-family:'Inter';font-size:.72rem;font-weight:800;letter-spacing:.16em;
  text-transform:uppercase;color:var(--red);background:#fee2e2;padding:.35rem .8rem;
  border-radius:999px;display:inline-block;margin-bottom:1rem}
.chk-exit-card h2{font-family:'Anton','Inter';font-weight:400;font-size:clamp(1.5rem,3vw,2rem);
  color:var(--navy);text-transform:uppercase;letter-spacing:.005em;line-height:1.02;margin-bottom:.7rem}
.chk-exit-card p{color:#2a3858;line-height:1.55;font-size:1rem;margin-bottom:1.1rem}
.chk-exit-card p b{color:var(--navy);font-weight:700}
.chk-exit-form{display:flex;gap:.5rem;flex-wrap:wrap;margin-bottom:.9rem}
.chk-exit-form input{flex:1 1 220px;border:1.5px solid var(--rule);border-radius:10px;
  padding:.9rem 1rem;font-family:'Inter';font-size:1rem;color:var(--navy);outline:none}
.chk-exit-form input:focus{border-color:var(--red);box-shadow:0 0 0 4px rgba(220,38,38,.15)}
.chk-exit-form button{flex:0 0 auto;border:none;cursor:pointer;font-family:'Inter';font-weight:700;
  padding:.9rem 1.3rem;border-radius:10px}
.chk-exit-or{font-size:.84rem;color:var(--ash);text-align:center;margin:0}
.chk-exit-or a{color:var(--navy);font-weight:600}
@media(max-width:560px){.chk-exit-card{padding:1.8rem 1.3rem 1.3rem}.chk-exit-form{flex-direction:column}.chk-exit-form input,.chk-exit-form button{width:100%}}

/* Trust badge wall (homepage + others) */
.chk-trust-wall{background:var(--cream-2);padding:2.2rem 0;border-top:1px solid var(--rule);border-bottom:1px solid var(--rule)}
.chk-trust-wall-inner{display:flex;flex-wrap:wrap;gap:1.4rem 2.2rem;align-items:center;justify-content:center;text-align:center}
.chk-trust-badge{display:flex;flex-direction:column;align-items:center;gap:.3rem;min-width:110px;color:var(--ash)}
.chk-trust-badge svg{width:42px;height:42px;color:var(--red)}
.chk-trust-badge .lbl{font-family:'Inter';font-size:.68rem;font-weight:800;letter-spacing:.14em;
  text-transform:uppercase;color:var(--navy);line-height:1.2}
.chk-trust-badge .sub{font-family:'Inter';font-size:.7rem;color:var(--ash);line-height:1.2}
.chk-trust-badge.has-rating{align-items:center}
.chk-trust-rating{font-family:'Anton','Inter';font-weight:400;font-size:1.6rem;color:var(--navy);line-height:1}
.chk-trust-stars{color:#f59e0b;font-size:1rem;letter-spacing:.1em;margin-top:.1rem}

/* Impact counter band */
.chk-impact{background:linear-gradient(180deg,var(--navy),#0e2d50);color:#fff;padding:3rem 0;border-top:3px solid var(--red);border-bottom:3px solid var(--red)}
.chk-impact-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:1.6rem;text-align:center}
.chk-impact-num{font-family:'Anton','Inter';font-weight:400;font-size:clamp(2.4rem,5vw,3.6rem);color:var(--gold);line-height:1;letter-spacing:.005em;display:block}
.chk-impact-lbl{font-family:'Inter';font-size:.78rem;font-weight:800;letter-spacing:.14em;text-transform:uppercase;color:#cfd8e6;margin-top:.4rem;line-height:1.3}
.chk-impact-head{text-align:center;margin-bottom:1.8rem}
.chk-impact-head h2{font-family:'Anton','Inter';font-weight:400;color:#fff;font-size:clamp(1.7rem,3.2vw,2.4rem);text-transform:uppercase;letter-spacing:.005em;line-height:1;margin-bottom:.4rem}
.chk-impact-head p{color:#9ba9bf;font-size:.98rem}

/* Vehicle-type tile grid */
.chk-vtypes{padding:3.6rem 0;background:var(--white)}
.chk-vtypes-head{text-align:center;margin-bottom:2rem}
.chk-vtypes-eyebrow{font-family:'Inter';font-size:.72rem;font-weight:800;letter-spacing:.18em;text-transform:uppercase;color:var(--red);display:inline-block;margin-bottom:.7rem}
.chk-vtypes-head h2{font-family:'Anton','Inter';font-weight:400;color:var(--navy);font-size:clamp(1.8rem,3.4vw,2.6rem);text-transform:uppercase;letter-spacing:.005em;line-height:1;margin-bottom:.5rem}
.chk-vtypes-head p{color:var(--ash);font-size:1rem;max-width:55ch;margin:0 auto}
.chk-vtypes-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1rem}
.chk-vtype{display:flex;flex-direction:column;gap:.7rem;background:var(--cream);border:1px solid var(--rule);border-radius:14px;padding:1.4rem 1.3rem;color:var(--navy);text-decoration:none;transition:.2s}
.chk-vtype:hover{background:#fff;box-shadow:var(--shadow-md);transform:translateY(-3px);border-color:var(--red)}
.chk-vtype svg{width:40px;height:40px;color:var(--red)}
.chk-vtype h3{font-family:'Anton','Inter';font-weight:400;color:var(--navy);font-size:1.25rem;text-transform:uppercase;letter-spacing:.005em;line-height:1}
.chk-vtype p{font-family:'Inter';font-size:.9rem;color:var(--ash);line-height:1.5;margin:0;flex:1}
.chk-vtype .chk-vtype-cta{font-family:'Inter';font-weight:700;font-size:.84rem;color:var(--red);letter-spacing:.05em;text-transform:uppercase;margin-top:auto}
.chk-vtype .chk-vtype-cta::after{content:" →";font-weight:400}

/* Testimonial carousel */
.chk-carousel{position:relative;overflow:hidden;background:var(--cream);border-radius:16px;padding:2rem 2rem 1.6rem;border:1px solid var(--rule)}
.chk-carousel-viewport{overflow:hidden}
.chk-carousel-track{display:flex;transition:transform .4s cubic-bezier(.2,.7,.4,1)}
.chk-carousel-slide{flex:0 0 100%;padding:.4rem 0}
.chk-carousel-quote{font-family:'Inter';font-size:1.08rem;line-height:1.6;color:var(--navy);margin-bottom:1rem;font-weight:500}
.chk-carousel-quote::before{content:open-quote;color:var(--red);font-family:'Anton',sans-serif;font-size:2.4rem;line-height:0;vertical-align:-.4em;margin-right:.2em}
.chk-carousel-stars{color:#f59e0b;font-size:1rem;letter-spacing:.12em;margin-bottom:.4rem}
.chk-carousel-meta{font-family:'Inter';font-size:.86rem;color:var(--ash);font-weight:600}
.chk-carousel-meta b{color:var(--navy);font-weight:700}
.chk-carousel-controls{display:flex;justify-content:space-between;align-items:center;margin-top:1.2rem;gap:1rem}
.chk-carousel-btn{background:#fff;border:1.5px solid var(--rule);width:38px;height:38px;border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center;color:var(--navy);transition:.2s}
.chk-carousel-btn:hover{background:var(--navy);color:#fff;border-color:var(--navy)}
.chk-carousel-btn svg{width:16px;height:16px}
.chk-carousel-dots{display:flex;gap:.4rem;justify-content:center;flex:1}
.chk-carousel-dot{width:8px;height:8px;border-radius:50%;background:var(--rule);border:none;cursor:pointer;padding:0;transition:.2s}
.chk-carousel-dot.active{background:var(--red);transform:scale(1.3)}

/* ============================================================
   RESPONSIVE ENHANCEMENTS — Multi-display optimization
   Mobile-first, with proper breakpoints up through ultra-wide.
   ============================================================ */

/* Touch-target minimums (WCAG 2.1 AAA = 44x44px) */
@media (max-width: 720px) {
  /* All interactive buttons should hit 44px touch target */
  .btn, .btn-red, .btn-outline-navy, .btn-ghost-light, .btn-ghost-dark,
  .menu-toggle, .chk-carousel-btn, .chk-chat-toggle, .chk-chat-close,
  .nav-cta > a, .mbar a {
    min-height: 44px;
  }
  .menu-toggle { width: 44px; height: 44px; }
  .chk-carousel-btn { width: 44px; height: 44px; }
  .chk-chat-close { width: 44px; height: 44px; }

  /* Phone/SMS links — make easier to tap */
  a[href^="tel:"], a[href^="sms:"], a[href^="mailto:"] {
    min-height: 24px;
    display: inline-flex;
    align-items: center;
  }
}

/* Ultra-narrow viewport (Galaxy Fold cover screen, very old phones) */
@media (max-width: 360px) {
  body { font-size: 15px; }
  .container, .container-narrow { width: 96%; padding: 0 .5rem; }
  h1, .bigname { font-size: clamp(1.7rem, 8vw, 2.4rem) !important; }
  .hero-actions, .lp-actions, .ad-cta, .tr-cta-band .btns,
  .hd-cta-card .btns, .di-cta .btns { flex-direction: column; align-items: stretch; }
  .hero-actions .btn, .lp-actions .btn { width: 100%; justify-content: center; }
  .nav-cta .btn { padding: .55rem .7rem; font-size: .72rem; }
  .nav-cta .lang-toggle { display: none !important; } /* Hide EN/ES toggle on tiny screens */
}

/* Tablet portrait + landscape (between phone and desktop) */
@media (min-width: 721px) and (max-width: 1024px) {
  .container { width: min(960px, 94%); }
  /* Hide mobile-only mobile-bar but keep nav clean */
  .mbar { display: none; }
  #chk-mobile-call { display: none; }
}

/* Landscape mobile orientation — avoid hero h1 overflow */
@media (max-height: 500px) and (orientation: landscape) and (max-width: 932px) {
  .hero { padding: 1.5rem 0 1rem; }
  .bigname, .lp-hero h1, .ad-hero h1 { font-size: clamp(1.6rem, 5vw, 2.4rem) !important; }
  .hero-trust { margin-top: .6rem }
  /* Reduce vertical white-space everywhere in landscape */
  section { padding-top: 1.2rem; padding-bottom: 1.2rem; }
}

/* Ultra-wide display (1920px+, 2K+, 4K, 5K+) — anchor content, don't sprawl */
@media (min-width: 1600px) {
  .container { width: min(1320px, 90%); }
  /* Hero typography breathes on big screens */
  .bigname { font-size: clamp(3rem, 4.5vw, 5.2rem); }
  /* Don't stretch images to wall-size on 4K monitors */
  .hero img, .lp-img-strip img { max-width: 100%; max-height: 540px; object-fit: cover; }
}
@media (min-width: 2400px) {
  /* 4K and beyond — center even tighter, increase base font */
  body { font-size: 17px; }
  .container { width: min(1440px, 88%); }
}

/* Prevent chat widget from overlapping mobile bottom-bar on small phones */
@media (max-width: 720px) {
  #chk-chat-root { bottom: 76px; right: 12px; }
  /* Chat panel must not occlude entire screen */
  .chk-chat-panel { max-height: calc(100dvh - 200px); }
}

/* Reduce-motion — respect user preference */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* High contrast — make focus rings more visible */
@media (prefers-contrast: more) {
  a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
    outline: 3px solid currentColor;
    outline-offset: 2px;
  }
}

/* Foldable / dual-screen support — Microsoft Surface Duo, Galaxy Fold */
@media (spanning: single-fold-vertical) {
  .container, .container-narrow { width: env(viewport-segment-width 0 0); }
}

/* Print styles — make printed donation pages clean (no nav, no widget, no chat) */
@media print {
  .nav, .topstrip, .mbar, #chk-chat-root, #chk-mobile-call,
  .chk-trust-wall, .marquee, footer, .nav-cta, .menu-toggle,
  .lp-cta, .ad-cta, .donate-band, #ai-chat-intro,
  .vs-cta-band, .hd-cta-card, .di-cta, .tr-cta-band {
    display: none !important;
  }
  body { color: #000; background: #fff; font-size: 11pt; }
  a { color: #000; text-decoration: underline; }
  a::after { content: " [" attr(href) "]"; font-size: 9pt; color: #555; }
  a[href^="#"]::after, a[href^="/"]::after { content: ""; }
  h1, h2, h3 { page-break-after: avoid; color: #000; }
  section, article { page-break-inside: avoid; }
}

/* Screen reader only — accessibility utility */
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0;
}

/* Skip link — keyboard accessibility */
.skip-link {
  position: absolute; left: -10000px; top: 0; z-index: 99999;
  background: var(--navy); color: #fff; padding: 1rem 1.5rem; font-weight: 700;
  text-decoration: none; border-radius: 0 0 8px 0;
}
.skip-link:focus { left: 0; }